PRIMECAP Management
Active equity managersFiles as Primecap Management Co/CA/ (SEC CIK 763212).
Portfolio from its latest quarterly 13F-HR filing.
- $169.23B
- Tracked value
- 321
- Positions
- Q2 2026
- Portfolio as of
- Aug 14, 2026
- Filed
Holdings
Top 100 of 321 tracked positions, by value| # | Company | Portfolio % | vs Q1 2026 | Shares | Value |
|---|---|---|---|---|---|
| 1 | MUMICRON TECHNOLOGY INC | 13.1% | ▼ 12.1% | 19,217,236 | $22.18B |
| 2 | LLYELI LILLY & Co | 6.5% | ▼ 0.5% | 9,172,904 | $11.00B |
| 3 | INTCINTEL CORP | 6.2% | ▼ 0.7% | 75,250,958 | $10.51B |
| 4 | KLACKLA CORP | 3.7% | ▲ 742% | 20,536,730 | $6.20B |
| 5 | GOOGLAlphabet Inc. | 3.1% | ▼ 0.9% | 14,859,769 | $5.31B |
| 6 | FLEXFLEX LTD. | 2.2% | ▼ 8.0% | 23,358,875 | $3.79B |
| 7 | AZNASTRAZENECA PLC | 2.0% | ▼ 0.7% | 18,095,178 | $3.43B |
| 8 | NVDANVIDIA CORP | 2.0% | ▼ 0.6% | 17,079,180 | $3.42B |
| 9 | BIIBBIOGEN INC. | 1.9% | ▲ 2.7% | 15,154,606 | $3.27B |
| 10 | AMZNAMAZON COM INC | 1.7% | ▼ 1.2% | 11,962,188 | $2.85B |
| 11 | MSFTMICROSOFT CORP | 1.6% | ▼ 1.7% | 7,140,870 | $2.66B |
| 12 | TSLATesla, Inc. | 1.5% | ▼ 0.4% | 6,103,030 | $2.57B |
| 13 | FDXFEDEX CORP | 1.5% | ▼ 1.8% | 8,156,799 | $2.55B |
| 14 | TXNTEXAS INSTRUMENTS INC | 1.5% | ▼ 11.8% | 8,514,989 | $2.54B |
| 15 | LUVSOUTHWEST AIRLINES CO | 1.5% | ▲ 3.7% | 48,797,725 | $2.51B |
| 16 | AMGNAMGEN INC | 1.4% | ▼ 23.9% | 6,756,962 | $2.45B |
| 17 | SCHWSCHWAB CHARLES CORP | 1.4% | ▲ 7.2% | 25,120,895 | $2.32B |
| 18 | UALUnited Airlines Holdings, Inc. | 1.3% | ▲ 4.5% | 16,461,630 | $2.24B |
| 19 | BSXBOSTON SCIENTIFIC CORP | 1.3% | ▲ 55.3% | 50,520,914 | $2.16B |
| 20 | ROSTROSS STORES, INC. | 1.1% | ▼ 0.7% | 9,104,980 | $1.94B |
| 21 | GOOGAlphabet Inc. | 1.1% | ▼ 5.6% | 5,399,060 | $1.91B |
| 22 | BABAAlibaba Group Holding Ltd | 1.1% | ▼ 0.6% | 18,611,306 | $1.79B |
| 23 | DALDELTA AIR LINES, INC. | 1.0% | ▼ 0.2% | 17,521,167 | $1.64B |
| 24 | VVISA INC. | 0.9% | ▲ 5.1% | 4,268,491 | $1.46B |
| 25 | BMYBRISTOL MYERS SQUIBB CO | 0.8% | ▼ 0.2% | 24,923,900 | $1.44B |
| 26 | TJXTJX COMPANIES INC /DE/ | 0.8% | ▼ 1.2% | 9,476,020 | $1.44B |
| 27 | ONCBeOne Medicines Ltd. | 0.8% | ▲ 0.7% | 5,007,931 | $1.43B |
| 28 | RJFRAYMOND JAMES FINANCIAL INC | 0.8% | ▼ 1.1% | 9,242,552 | $1.41B |
| 29 | NTAPNetApp, Inc. | 0.8% | ▼ 0.5% | 9,016,690 | $1.40B |
| 30 | GSKGSK plc | 0.8% | ▼ 0.1% | 25,182,068 | $1.32B |
| 31 | AALAmerican Airlines Group Inc. | 0.8% | ▲ 44.4% | 70,732,954 | $1.28B |
| 32 | BIDUBaidu, Inc. | 0.7% | ▼ 0.4% | 11,010,100 | $1.26B |
| 33 | ADIANALOG DEVICES INC | 0.7% | ▼ 0.2% | 3,128,329 | $1.24B |
| 34 | JBLJABIL INC | 0.7% | ▼ 3.5% | 3,167,120 | $1.22B |
| 35 | COPCONOCOPHILLIPS | 0.7% | ▲ 0.1% | 11,588,365 | $1.20B |
| 36 | SONYSony Group Corp | 0.7% | ▲ 1.8% | 59,603,230 | $1.20B |
| 37 | ELANElanco Animal Health Inc | 0.7% | ▼ 0.9% | 45,445,012 | $1.12B |
| 38 | JPMJPMORGAN CHASE & CO | 0.7% | ▼ 0.6% | 3,382,627 | $1.11B |
| 39 | ADBEADOBE INC. | 0.6% | ▲ 10.5% | 5,227,139 | $1.07B |
| 40 | NTRSNORTHERN TRUST CORP | 0.6% | ▼ 6.8% | 6,100,742 | $1.06B |
| 41 | GLWCORNING INC /NY | 0.6% | ▼ 0.1% | 4,131,872 | $1.06B |
| 42 | NVSNOVARTIS AG | 0.6% | ▼ 12.9% | 6,592,124 | $1.03B |
| 43 | TMOTHERMO FISHER SCIENTIFIC INC. | 0.6% | ▼ 0.0% | 1,982,271 | $993.83M |
| 44 | CATCATERPILLAR INC | 0.5% | ▼ 0.1% | 871,700 | $928.27M |
| 45 | MRVLMarvell Technology, Inc. | 0.5% | ▼ 7.3% | 2,757,995 | $821.58M |
| 46 | BMRNBIOMARIN PHARMACEUTICAL INC | 0.5% | ▼ 0.0% | 14,190,183 | $811.96M |
| 47 | NXTNextpower Inc. | 0.5% | ▼ 1.1% | 6,688,767 | $796.90M |
| 48 | ORCLORACLE CORP | 0.5% | ▼ 5.1% | 5,386,230 | $789.35M |
| 49 | HPEHewlett Packard Enterprise Co | 0.5% | ▼ 0.5% | 17,140,875 | $773.22M |
| 50 | AMATAPPLIED MATERIALS INC /DE | 0.4% | ▼ 11.2% | 1,042,926 | $754.04M |
| 51 | IEXIDEX CORP /DE/ | 0.4% | ▼ 0.1% | 3,300,072 | $748.95M |
| 52 | ASMLASML HOLDING NV | 0.4% | ▼ 0.4% | 351,576 | $699.44M |
| 53 | DISWalt Disney Co | 0.4% | ▲ 12.6% | 7,020,957 | $675.77M |
| 54 | RCLROYAL CARIBBEAN CRUISES LTD | 0.4% | ▼ 10.1% | 2,109,421 | $669.80M |
| 55 | XMTRXometry, Inc. | 0.4% | ▲ 2.2% | 6,636,057 | $640.51M |
| 56 | ILMNILLUMINA, INC. | 0.4% | ▲ 70.0% | 3,514,649 | $617.98M |
| 57 | ACMAECOM | 0.4% | ▲ 1.6% | 8,787,043 | $613.34M |
| 58 | FDXFFedEx Freight Holding Company, Inc. | 0.4% | NEW | 4,048,660 | $611.35M |
| 59 | AMDADVANCED MICRO DEVICES INC | 0.4% | ▼ 0.2% | 1,047,730 | $608.64M |
| 60 | JJACOBS SOLUTIONS INC. | 0.3% | ▲ 1.1% | 4,565,799 | $575.29M |
| 61 | CSCOCISCO SYSTEMS, INC. | 0.3% | ▼ 0.0% | 4,838,460 | $568.33M |
| 62 | ENTGENTEGRIS INC | 0.3% | ▼ 0.6% | 3,125,433 | $562.14M |
| 63 | WFCWELLS FARGO & COMPANY/MN | 0.3% | ▼ 13.1% | 6,712,022 | $554.68M |
| 64 | TDGTransDigm Group INC | 0.3% | unch. | 410,217 | $546.43M |
| 65 | HPQHP INC | 0.3% | ▲ 15.9% | 24,885,325 | $545.98M |
| 66 | AAPLApple Inc. | 0.3% | unch. | 1,760,880 | $509.53M |
| 67 | ERICERICSSON LM TELEPHONE CO | 0.3% | ▲ 11.0% | 41,613,613 | $463.99M |
| 68 | LINLINDE PLC | 0.3% | ▼ 0.2% | 886,920 | $460.26M |
| 69 | DLTRDOLLAR TREE, INC. | 0.3% | ▲ 1.1% | 3,768,875 | $455.85M |
| 70 | FICOFAIR ISAAC CORP | 0.3% | ▲ 25.5% | 362,835 | $433.51M |
| 71 | GKOSGLAUKOS Corp | 0.3% | ▼ 9.8% | 3,040,705 | $424.97M |
| 72 | PYPLPayPal Holdings, Inc. | 0.2% | ▼ 2.5% | 9,775,170 | $422.09M |
| 73 | CMECME GROUP INC. | 0.2% | ▲ 4.7% | 1,904,643 | $420.60M |
| 74 | MATMATTEL INC /DE/ | 0.2% | ▼ 0.6% | 29,505,735 | $409.54M |
| 75 | USFDUS Foods Holding Corp. | 0.2% | ▲ 0.9% | 3,980,409 | $407.00M |
| 76 | SNPSSYNOPSYS INC | 0.2% | ▲ 8.9% | 895,350 | $399.39M |
| 77 | METAMeta Platforms, Inc. | 0.2% | ▼ 8.5% | 708,290 | $398.97M |
| 78 | MKTXMARKETAXESS HOLDINGS INC | 0.2% | ▲ 4.7% | 3,504,905 | $397.77M |
| 79 | CWCURTISS WRIGHT CORP | 0.2% | ▼ 4.1% | 514,815 | $390.11M |
| 80 | BAHBooz Allen Hamilton Holding Corp | 0.2% | ▲ 32.5% | 6,397,644 | $388.15M |
| 81 | CVXCHEVRON CORP | 0.2% | ▼ 0.3% | 2,285,458 | $378.84M |
| 82 | BNYBank of New York Mellon Corp | 0.2% | ▲ 2.7% | 2,603,540 | $376.50M |
| 83 | DHRDANAHER CORP /DE/ | 0.2% | ▲ 21.3% | 1,889,070 | $359.83M |
| 84 | ALBALBEMARLE CORP | 0.2% | ▼ 0.5% | 2,652,009 | $358.10M |
| 85 | MRSHMARSH & MCLENNAN COMPANIES, INC. | 0.2% | ▲ 199% | 2,145,025 | $357.51M |
| 86 | RYTMRHYTHM PHARMACEUTICALS, INC. | 0.2% | ▼ 7.3% | 3,168,853 | $351.84M |
| 87 | BNTXBioNTech SE | 0.2% | ▼ 0.6% | 3,772,031 | $350.99M |
| 88 | PANWPalo Alto Networks Inc | 0.2% | ▼ 1.4% | 1,019,890 | $347.80M |
| 89 | LIVNLivaNova PLC | 0.2% | ▼ 0.9% | 4,168,377 | $342.77M |
| 90 | NFLXNETFLIX INC | 0.2% | ▲ 8.6% | 4,790,465 | $342.04M |
| 91 | MAMastercard Inc | 0.2% | ▲ 12.5% | 654,691 | $336.25M |
| 92 | WDCWESTERN DIGITAL CORP | 0.2% | ▼ 10.5% | 516,440 | $329.86M |
| 93 | ZBHZIMMER BIOMET HOLDINGS, INC. | 0.2% | ▼ 2.3% | 3,816,680 | $328.58M |
| 94 | CCITIGROUP INC | 0.2% | ▼ 2.4% | 2,333,600 | $326.61M |
| 95 | NSCNORFOLK SOUTHERN CORP | 0.2% | ▼ 0.0% | 1,032,910 | $324.94M |
| 96 | SYYSYSCO CORP | 0.2% | ▲ 1.3% | 3,750,929 | $313.50M |
| 97 | EWEdwards Lifesciences Corp | 0.2% | ▼ 0.4% | 3,408,291 | $308.31M |
| 98 | PFGCPerformance Food Group Co | 0.2% | ▲ 0.8% | 2,728,898 | $305.06M |
| 99 | INTUINTUIT INC. | 0.2% | ▲ 3.6% | 1,110,067 | $289.73M |
| 100 | MDBMongoDB, Inc. | 0.2% | ▲ 0.4% | 846,004 | $284.17M |
Positions in companies tracked by Scrutar, from the manager's latest quarterly 13F-HR filing.
13F filings disclose US-listed long positions only and can be filed up to 45 days after quarter end, so the portfolio may have changed since.
Portfolio % is each position's share of the tracked value shown above. Changes compare share counts against the Q1 2026 filing, adjusted for stock splits.
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Source: SEC EDGAR Form 13F-HR filings.